HK1164603A1 - 音頻通道空間轉換 - Google Patents

音頻通道空間轉換

Info

Publication number
HK1164603A1
HK1164603A1 HK12104833.9A HK12104833A HK1164603A1 HK 1164603 A1 HK1164603 A1 HK 1164603A1 HK 12104833 A HK12104833 A HK 12104833A HK 1164603 A1 HK1164603 A1 HK 1164603A1
Authority
HK
Hong Kong
Prior art keywords
trnslation
audio channel
channel spatial
spatial
audio
Prior art date
Application number
HK12104833.9A
Other languages
English (en)
Inventor
．戴維斯
Original Assignee
杜比實驗室特許公司
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 杜比實驗室特許公司 filed Critical 杜比實驗室特許公司
Publication of HK1164603A1 publication Critical patent/HK1164603A1/zh

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04S—STEREOPHONIC SYSTEMS 
    • H04S5/00—Pseudo-stereo systems, e.g. in which additional channel signals are derived from monophonic signals by means of phase shifting, time delay or reverberation 
    • H04S5/005—Pseudo-stereo systems, e.g. in which additional channel signals are derived from monophonic signals by means of phase shifting, time delay or reverberation  of the pseudo five- or more-channel type, e.g. virtual surround
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04S—STEREOPHONIC SYSTEMS 
    • H04S2400/00—Details of stereophonic systems covered by H04S but not provided for in its groups
    • H04S2400/03—Aspects of down-mixing multi-channel audio to configurations with lower numbers of playback channels, e.g. 7.1 -> 5.1
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04S—STEREOPHONIC SYSTEMS 
    • H04S3/00—Systems employing more than two channels, e.g. quadraphonic
    • H04S3/02—Systems employing more than two channels, e.g. quadraphonic of the matrix type, i.e. in which input signals are combined algebraically, e.g. after having been phase shifted with respect to each other

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Stereophonic System (AREA)
  • Algebra (AREA)
  • General Physics & Mathematics (AREA)
  • Mathematical Analysis (AREA)
  • Mathematical Optimization (AREA)
  • Mathematical Physics (AREA)
  • Pure & Applied Mathematics (AREA)
  • Theoretical Computer Science (AREA)
HK12104833.9A 2008-12-18 2012-05-16 音頻通道空間轉換 HK1164603A1 (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US13882308P 2008-12-18 2008-12-18
PCT/US2009/068334 WO2010080451A1 (en) 2008-12-18 2009-12-16 Audio channel spatial translation

Publications (1)

Publication Number Publication Date
HK1164603A1 true HK1164603A1 (zh) 2012-09-21

Family

ID=41796414

Family Applications (2)

Application Number Title Priority Date Filing Date
HK12104833.9A HK1164603A1 (zh) 2008-12-18 2012-05-16 音頻通道空間轉換
HK16100846.8A HK1214062A1 (zh) 2008-12-18 2012-05-16 音頻通道空間轉換

Family Applications After (1)

Application Number Title Priority Date Filing Date
HK16100846.8A HK1214062A1 (zh) 2008-12-18 2012-05-16 音頻通道空間轉換

Country Status (5)

Country Link
US (7) US9628934B2 (zh)
EP (2) EP2380365A1 (zh)
CN (2) CN104837107B (zh)
HK (2) HK1164603A1 (zh)
WO (1) WO2010080451A1 (zh)

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WO2010131431A1 (ja) * 2009-05-11 2010-11-18 パナソニック株式会社 音響再生装置
US20120093323A1 (en) * 2010-10-14 2012-04-19 Samsung Electronics Co., Ltd. Audio system and method of down mixing audio signals using the same
JP5740531B2 (ja) 2011-07-01 2015-06-24 ドルビー ラボラトリーズ ライセンシング コーポレイション オブジェクトベースオーディオのアップミキシング
KR102062906B1 (ko) * 2012-03-30 2020-02-11 삼성전자주식회사 오디오 장치 및 이의 오디오 신호 변환 방법
EP2645749B1 (en) * 2012-03-30 2020-02-19 Samsung Electronics Co., Ltd. Audio apparatus and method of converting audio signal thereof
EP2904817A4 (en) * 2012-10-01 2016-06-15 Nokia Technologies Oy APPARATUS AND METHOD FOR REPRODUCING RECORDED AUDIO DATA WITH CORRECT SPACE ORIENTATION
EP2733964A1 (en) * 2012-11-15 2014-05-21 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Segment-wise adjustment of spatial audio signal to different playback loudspeaker setup
US9465317B2 (en) 2013-02-25 2016-10-11 Ricoh Company, Ltd. Nozzle insertion member, powder container, and image forming apparatus
KR101703333B1 (ko) * 2013-03-29 2017-02-06 삼성전자주식회사 오디오 장치 및 이의 오디오 제공 방법
EP2830335A3 (en) 2013-07-22 2015-02-25 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Apparatus, method, and computer program for mapping first and second input channels to at least one output channel
CN104703092A (zh) * 2013-12-09 2015-06-10 国民技术股份有限公司 音频信号的传输方法、装置、移动终端及音频通信系统
CA3041710C (en) * 2014-06-26 2021-06-01 Samsung Electronics Co., Ltd. Method and device for rendering acoustic signal, and computer-readable recording medium
US10327067B2 (en) * 2015-05-08 2019-06-18 Samsung Electronics Co., Ltd. Three-dimensional sound reproduction method and device
CN105407443B (zh) 2015-10-29 2018-02-13 小米科技有限责任公司 录音方法及装置
US9820073B1 (en) 2017-05-10 2017-11-14 Tls Corp. Extracting a common signal from multiple audio signals
CN110771181B (zh) 2017-05-15 2021-09-28 杜比实验室特许公司 用于将空间音频格式转换为扬声器信号的方法、系统和设备
US11004457B2 (en) * 2017-10-18 2021-05-11 Htc Corporation Sound reproducing method, apparatus and non-transitory computer readable storage medium thereof
GB201718341D0 (en) * 2017-11-06 2017-12-20 Nokia Technologies Oy Determination of targeted spatial audio parameters and associated spatial audio playback
GB2572650A (en) 2018-04-06 2019-10-09 Nokia Technologies Oy Spatial audio parameters and associated spatial audio playback
GB2574239A (en) 2018-05-31 2019-12-04 Nokia Technologies Oy Signalling of spatial audio parameters
US10728689B2 (en) * 2018-12-13 2020-07-28 Qualcomm Incorporated Soundfield modeling for efficient encoding and/or retrieval
US11474776B2 (en) * 2018-12-18 2022-10-18 Intel Corporation Display-based audio splitting in media environments
CN110995324B (zh) * 2019-12-16 2021-09-28 Tcl移动通信科技（宁波）有限公司 蓝牙通信方法、装置、存储介质及终端设备
WO2022124620A1 (en) * 2020-12-08 2022-06-16 Samsung Electronics Co., Ltd. Method and system to render n-channel audio on m number of output speakers based on preserving audio-intensities of n-channel audio in real-time

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US4799260A (en) 1985-03-07 1989-01-17 Dolby Laboratories Licensing Corporation Variable matrix decoder
AUPP272598A0 (en) * 1998-03-31 1998-04-23 Lake Dsp Pty Limited Wavelet conversion of 3-d audio signals
US7660424B2 (en) * 2001-02-07 2010-02-09 Dolby Laboratories Licensing Corporation Audio channel spatial translation
EP1410686B1 (en) * 2001-02-07 2008-03-26 Dolby Laboratories Licensing Corporation Audio channel translation
US7391869B2 (en) * 2002-05-03 2008-06-24 Harman International Industries, Incorporated Base management systems
CN1672464B (zh) * 2002-08-07 2010-07-28 杜比实验室特许公司 音频声道空间转换
US7706544B2 (en) * 2002-11-21 2010-04-27 Fraunhofer-Geselleschaft Zur Forderung Der Angewandten Forschung E.V. Audio reproduction system and method for reproducing an audio signal
US7336793B2 (en) * 2003-05-08 2008-02-26 Harman International Industries, Incorporated Loudspeaker system for virtual sound synthesis
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DE102005057406A1 (de) 2005-11-30 2007-06-06 Valenzuela, Carlos Alberto, Dr.-Ing. Verfahren zur Aufnahme einer Tonquelle mit zeitlich variabler Richtcharakteristik und zur Wiedergabe sowie System zur Durchführung des Verfahrens

Also Published As

Publication number Publication date
US20110249819A1 (en) 2011-10-13
CN102273233A (zh) 2011-12-07
HK1214062A1 (zh) 2016-07-15
EP2398257B1 (en) 2017-05-10
EP2380365A1 (en) 2011-10-26
US9628934B2 (en) 2017-04-18
WO2010080451A1 (en) 2010-07-15
EP2398257A2 (en) 2011-12-21
US20210235212A1 (en) 2021-07-29
US20170289721A1 (en) 2017-10-05
US20230007419A1 (en) 2023-01-05
CN102273233B (zh) 2015-04-15
US20190297445A1 (en) 2019-09-26
US10469970B2 (en) 2019-11-05
CN104837107B (zh) 2017-05-10
US20190124460A1 (en) 2019-04-25
US10887715B2 (en) 2021-01-05
CN104837107A (zh) 2015-08-12
US11805379B2 (en) 2023-10-31
US10104488B2 (en) 2018-10-16
US11395085B2 (en) 2022-07-19
EP2398257A3 (en) 2012-03-21
US20240098438A1 (en) 2024-03-21

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